Home / 65,220,149.16-90,004,923.88-35,852,719.50

Finding the Fourth Proportional to 65,220,149.16, 90,004,923.88 and 35,852,719.50

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Solution

The fourth proportional to 65,220,149.16, 90,004,923.88 and 35,852,719.50 is: 49,477,367.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,220,149.16 : 90,004,923.88 = 35,852,719.50 : x
  2. Step 2: Convert to fraction form
    65,220,149.16/90,004,923.88 = 35,852,719.50/x
  3. Step 3: Cross multiply
    65,220,149.16x = 90,004,923.88 × 35,852,719.50
  4. Step 4: Simplify right side
    65,220,149.16x = 3,226,921,289,488,491.50
  5. Step 5: Solve for x
    x = 3,226,921,289,488,491.50/65,220,149.16
  6. Step 6: Final answer
    x = 49,477,367.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.